एक भूरा लौह सल्फाइड खनिज (FES)

pyrrhotite's Usage Examples:

Newfoundland yields cupreous pyrites, worked at Pilley's Island, whilst the nickeliferous pyrites of Sudbury in Ontario is partly magnetic (see Pyrrhotite).

The copper deposits are mainly in well-marked fracture planes in serpentine; the ore is pyrrhotite, with or without chalcopyrite.

The sulfide minerals recorded from the lodes comprise pyrite, pyrrhotite, chalcopyrite, galena, sphalerite and arsenopyrite.

Other minerals present include diopside, pargasite, spinel, phlogopite, apatite, graphite, pyrrhotite and zircon (Davidson 1943 ).

In the Bay Complex narrow zones of bleached rock are rich in calcite, chlorite and pyrite and contain minor chalcopyrite and pyrrhotite.

Pyrrhotite >>

Magnetic pyrites or pyrrhotite has a composition varying between Fe7S8 and Fe8S9, i.e.

Prospect, at the base of which there is a vein of pyrrhotite, with small quantities of nickel and copper.

PYRRHOTITE, a mineral species consisting of iron sulphide and crystallizing in the hexagonal system.

Crystals were first found in Cornwall (at Wheal Jane, near Truro, associated with pyrrhotite) by J.

pyrrhotite's Meaning':

a brownish iron sulfide mineral (FeS

Synonyms:

pyrrhotine, magnetic pyrites, mineral,

Antonyms:

organic,